Used Sew Eurodrive Motor Drive Conveying Technology for sale (56,525)

Condition: new, We offer an SEW-EURODRIVE geared motor with a K87 gearbox, designed for industrial applications. Hnodpfxjzwx Rae Ap Hjt Condition: NEW – warehouse stock. The unit is unused. It may have minor marks resulting solely from storage, transport, and handling. Technical data: Manufacturer: SEW-EURODRIVE Type / gearbox number: K87 CM112L/BR/HR/TF/VR/RH1L/KK50 Identification number: 01.7380484601.0001X16 Gearbox: K87 Gear ratio: i = 8.29 Maximum gearbox torque: 2100 Nm Torque M₀: 65 Nm Torque Mpk: 157.5 Nm Motor speed: 0–4500 rpm Gearbox output speed: approx. 543 rpm System voltage: 400 V Frequency: 225 Hz Current I₀: 67 A Maximum current Imax: 184 A Brake voltage: 380–431 V AC Degree of protection: IP65 Insulation class: F Mounting position: IM M1–M4A / 80° Gear oil: CLP HC 150 Synth. Öl Oil quantity: 10.60 l Weight: approx. 146.9 kg Operation: only with a frequency inverter Manufactured in: Made in Germany

Condition: excellent (used), For sale: SEW-EURODRIVE WA20/TDT63L4/B03 geared motor with a three-phase electric motor and integrated brake. Hnjdpfx Ajznuk Dep Hot The unit is used, fully functional, and ready for operation. Its visual condition is good, with normal signs of wear and tear resulting from use. It is ideally suited for driving conveyors, feeders, industrial machines, and production lines. Technical data: Manufacturer: SEW-EURODRIVE Type: WA20/TDT63L4/B03 Power: 0.25 kW Power supply: 3×230Δ / 400Y V, 50 Hz Motor speed: 1300 rpm Output speed: 33 rpm Gear ratio: i = 39.00 Output torque: 41 Nm Current: 1.20 / 0.69 A Protection class: IP54 Insulation class: B Operating mode: S1 Brake: 230 V AC, braking torque 3.2 Nm Weight: 9.6 kg Lubricant: SEW PG460 (synthetic oil)

Condition: excellent (used), The geared motors are fully functional, tested, and ready for use. Their technical condition is very good, with only normal signs of wear and tear resulting from operation. Condition of individual units: 1 unit has a small dent in the fan cover (visible in the photos). 1 unit has a minor seal damage (crankshaft seal) – visible in the photo. The price applies to 1 unit. Technical data: Manufacturer: SEW-EURODRIVE Motor type: DT80K4/BH6/HR/TF Power: 0.55 kW Hnodpjznnxusfx Ap Hst Motor speed: 1360 rpm Output speed: 54 rpm Three-phase motor Electromagnetic brake Protection class: IP54 Insulation class: F Country of manufacture: Austria The scope of sale includes exactly what is shown in the photos. The geared motors are ideally suited for driving conveyors, feeders, production machines, packaging machines, and other industrial equipment. The price stated in the advertisement applies to one unit.

Condition: excellent (used), For sale: SEW-EURODRIVE S40DT71D-4 geared motor with a 0.37 kW three-phase motor. The unit is used, fully functional, and ready for operation. Its technical and visual condition is good, with normal signs of use. It is ideally suited for driving conveyors, feeders, industrial machines, and other applications requiring a reliable drive. Technical data: Manufacturer: SEW-EURODRIVE Type: S40DT71D-4 Power: 0.37 kW Motor speed: 1400 rpm Hnjdpfjznm Rcsx Ap Het Output speed: 69 rpm Torque: 43 Nm Gear ratio: i ≈ 20.3 Power supply: 3×220Δ / 380Y V, 50 Hz Current: 2.25 / 1.3 A Protection class: IP44 Insulation class: B Power factor: cos φ = 0.7 Design: B3B Country of manufacture: Germany

Condition: excellent (used), For sale: a SEW-EURODRIVE RF43 DT71D4 geared motor with a three-phase motor with a power of 0.37 kW. The unit is fully functional, tested, and ready for operation. The technical condition is very good; visually, it has normal signs of use resulting from operation. The geared motor is equipped with a cylindrical gearbox with a B5 mounting flange, making it ideal for driving conveyors, feeders, production machines, and other industrial equipment. Hnedsznv Haopfx Ap Hot Technical specifications: Manufacturer: SEW-EURODRIVE Gearbox type: RF43 Motor type: DT71D4 Power: 0.37 kW Power supply: 3×220/380 V, 50 Hz Motor speed: 1380 rpm Output speed: 22 rpm Output torque: 137 Nm Design: IM B5 Protection class: IP54 Insulation class: B Power factor: cos φ 0.70

Condition: excellent (used), For sale: SEW-EURODRIVE S30DT71K-2B geared motor with a three-phase electric motor and an integrated brake. The unit is fully functional, tested, and ready for operation. The technical and visual condition is good. Normal signs of wear and tear resulting from use are visible. This geared motor is perfectly suited for driving conveyors, feeders, production machines, packaging equipment, and other industrial applications. Technical data: Manufacturer: SEW-EURODRIVE Type: S30DT71K-2B Motor power: 0.25 kW Motor speed: 2700 rpm Output speed: 185 rpm Output torque: 10 Nm Power supply: 220 V Δ / 380 V Y Frequency: 50 Hz Rated current: 1.7 / 0.98 A Hnsdpfjznd Sdsx Ap Hot Power factor: cos φ 0.85 Protection class: IP44 Insulation class: B Brake: 220 V Brake torque: 2.5 Nm Design: B6AB Lubricant: Mobil Glygoyle 30 Country of origin: Germany

Condition: excellent (used), For sale: SEW-EURODRIVE SF31DT71D-4 geared motor with a three-phase motor, 0.37 kW. The unit is fully functional, tested, and ready for operation. The technical condition is very good, and it shows normal signs of use, with some localized paint wear on the fan cover. The robust worm gear ensures quiet operation and reliability, making this geared motor ideal for driving conveyors, feeders, production machines, packaging machines, and other industrial equipment. Technical data: Hsdeznv Dlepfx Ap Hont Manufacturer: SEW-EURODRIVE Type: SF31DT71D-4 Power: 0.37 kW Power supply: 3×220/380 V, 50 Hz Motor speed: 1380 rpm Output speed: 67 rpm Output torque: 39 Nm Design: B5/A Protection class: IP54 Insulation class: B Weight: 13.69 kg

Condition: new, For sale: professional gear motor from the renowned German company SEW EURODRIVE. The units come from warehouse stock – brand new, unused (warehouse surplus). They may show minor storage marks visible in the photos. Robust industrial construction designed for continuous operation in demanding applications. Hjdpfx Apjyviw Rs Hont Gear motors are equipped with a helical gear and an electromagnetic brake (BMG), making them ideal for applications requiring precise stopping. Technical data: Manufacturer: SEW EURODRIVE Model: RF77 DT80N4/BMG/HF/ES1S Power: 0.75 kW Supply: 3~ 380–415 V (50 Hz) / 415–460 V (60 Hz) Speed: approx. 1368 / 1680 rpm Protection class: IP55 Brake: YES (BMG) Brake torque: 10 Nm Mounting: IM M4 Weight: approx. 58.9 kg Country of manufacture: Germany Condition: New – warehouse stock Never used Possible minor storage marks Fully operational Additional information: Price per unit

Condition: excellent (used), For sale: SEW-EURODRIVE R32DT71D6 geared motor with a three-phase electric motor, 0.25 kW. The unit is fully functional, tested, and ready for operation. The technical and visual condition is good. Normal signs of use resulting from operation are visible. Thanks to its robust construction, the geared motor is ideal for driving conveyors, feeders, production machines, mixers, and other industrial equipment. Hjdpeznfb Tjfx Ap Hjnt Technical data: Manufacturer: SEW-EURODRIVE Type: R32DT71D6 Power: 0.25 kW Motor speed: 870 rpm Output speed: 36 rpm Power supply: 220 V Δ / 380 V Y Frequency: 50 Hz Rated current: 1.65 / 0.95 A Power factor: cos φ 0.80 Protection class: IP54 Insulation class: B Duty cycle: S1 (continuous operation) Design: IM B8 Weight: 11.17 kg Country of manufacture: Germany

Condition: excellent (used), For sale: SEW-EURODRIVE SF31DT71D-4BM geared motor with a 0.37 kW three-phase motor and an integrated 220 V AC electromagnetic brake. Hodpfxeznnm So Ap Hjnt The unit is fully functional, tested, and ready for use. The geared motor is in good technical and visual condition. Normal signs of wear and tear resulting from use are visible. Technical data: Manufacturer: SEW-EURODRIVE Type: SF31DT71D-4BM Motor power: 0.37 kW Power supply: 3×220Δ / 380Y V, 50 Hz Motor speed: 1380 rpm Output speed: 42 rpm Torque: 60 Nm Brake: 220 V AC Braking torque: 5 Nm Protection class: IP54 Insulation class: B Weight: 16.88 kg Mounting position: IM V1A Year of manufacture: 2002 Country of manufacture: Germany

Condition: excellent (used), For sale: used SEW-Eurodrive FA60S-LP/71 bevel gearbox. Robust industrial design, equipped with a mounting flange. Data from the nameplate: manufacturer: SEW-Eurodrive type: FA60S-LP/71 number: 010213363.2.05.03001 gear ratio: 11.11 input speed: 3000 rpm output speed: 270 rpm mounting position: A11 weight: approximately 37 kg Hnsdszu Tubspfx Ap Hot country of origin: Germany

Condition: excellent (used), For sale: SEW-EURODRIVE WF20 DT63N4 geared motor with a three-phase motor, 0.18 kW. The unit is fully functional, tested, and ready for operation. Its technical and visual condition is good. It shows normal signs of wear and tear consistent with use. The scope of the sale includes exactly what is shown in the pictures. Technical specifications: Manufacturer: SEW-EURODRIVE Model: WF20 DT63N4 Power: 0.18 kW Power supply: 3× 220–240 V Δ / 380–415 V Y, 50 Hz Motor speed: 1320 rpm Output speed: 48 rpm Gear ratio: i = 27.5 : 1 Hodpfx Ajznn Amop Hent Protection class: IP54 Operating mode: S1 Weight: 8.07 kg Country of manufacture: Germany

Condition: excellent (used), For sale: SEW-EURODRIVE WF30DT63L4 geared motor with a 0.25 kW three-phase electric motor. The unit is fully functional, tested, and ready for operation. Its technical and visual condition is good. It shows normal signs of wear and tear resulting from use. The robust SEW-EURODRIVE gearbox ensures reliable operation and is ideal for conveyors, feeders, packaging machines, production lines, and other industrial applications. Technical specifications: Manufacturer: SEW-EURODRIVE Type: WF30DT63L4 Motor power: 0.25 kW Power supply: 3× 230Δ / 400Y V Motor speed: 1300 rpm Output speed: 47 rpm Torque: 33 Nm Duty cycle: S1 Current: 1.19 / 0.68 A Frequency: 50 Hz Hnedsznw Ewopfx Ap Hst Power factor: cos φ 0.81 Protection class: IP54 Insulation class: B Design: IM B5A Weight: 10.63 kg Lubrication: synthetic oil SEW PG460 Country of manufacture: Germany

Condition: excellent (used), For sale: SEW-EURODRIVE WF20 DT63L4/B03/Z geared motor with a three-phase motor rated at 0.25 kW and a 400 V AC electromagnetic brake. The unit is fully functional, tested, and ready for operation. Its technical and visual condition is very good, with normal signs of use. The robust worm gear ensures quiet operation and high torque, making this geared motor ideal for conveyors, feeders, production machines, and other industrial applications. Hnsdpfxoznnrho Ap Hjt Technical data: Manufacturer: SEW-EURODRIVE Model: WF20 DT63L4/B03/Z Power: 0.25 kW Output speed: 47 rpm Torque: 34 Nm Gear ratio: 27.50:1 Power supply: 230/400 V, 50 Hz Protection class: IP54 Insulation class: F Brake: 400 V AC, 3.2 Nm Weight: 11.09 kg Country of manufacture: Germany

Condition: excellent (used), For sale: used SEW-Eurodrive FA60 LP71 bevel gearbox with mounting flange and hollow shaft. Data from the nameplate: manufacturer: SEW-Eurodrive Hnodpfx Aszu Twpsp Hst type: FA60 LP71 number: 010246676.4.01.03002 gear ratio: 22.66 input speed: 4000 rpm output speed: 176.5 rpm mounting position: H3 weight according to nameplate: 38.29 kg oil: CLP PG 220 country of manufacture: Germany

Condition: excellent (used), For sale: SEW-EURODRIVE WA20/T DT71D6/BMG/TH geared motor with a built-in 24 V DC electromagnetic brake. The unit is fully functional, tested, and ready for use. The technical condition is very good. The housing has normal signs of use in the form of minor scratches and abrasions, which do not affect the operation of the device. Technical data: Manufacturer: SEW-EURODRIVE Gearbox model: WA20/T Motor type: DT71D6/BMG/TH Power: 0.25 kW Supply: 3×230/400 V Δ/Y Frequency: 50 Hz Rated current: 1.48 / 0.85 A Motor speed: 880 rpm Output speed: 45 rpm Torque: 37 Nm Gear ratio: i = 19.50 Hnjdpfx Apszn Npze Hjt Protection class: IP54 Insulation class: F Brake: 24 V DC Braking torque: 5 Nm Weight: 11.66 kg

Condition: excellent (used), For sale: SEW-EURODRIVE WA20/T DR63M6/BR/TH geared motor with a three-phase motor and a 24 V DC electromagnetic brake. The unit is fully functional, tested, and ready for operation. The technical condition is very good, with normal signs of use and minor scratches on the housing. Technical specifications: Manufacturer: SEW-EURODRIVE Gearbox model: WA20/T Motor type: DR63M6/BR/TH Hnodpfxszn Ngaj Ap Het Power: 0.12 kW Supply voltage: 3×230/400 V Δ/Y Frequency: 50 Hz Current: 1.00 / 0.57 A Motor speed: 900 rpm Output speed: 15 rpm Torque: 32 Nm Gear ratio: i = 60.00 Ingress protection: IP54 Insulation class: F Brake: 24 V DC Weight: 9.46 kg

Condition: good (used), Year of construction: 2008, functionality: fully functional, Technical details: SEW motor Type: DV112MB/4/BMG/HR Hnjdpfswwhpnjx Ap Het rpm: 700/1440 IP:54 Hz: 50 A: 4.25/4.75 The SEW motor with rotary table is a powerful and versatile drive unit that is ideally suited for precise positioning and automation processes. Thanks to its robust construction and reliable operation, it offers stable and efficient performance. The integrated rotary table allows flexible and precise control of movements, making it particularly ideal for use in manufacturing, assembly, and automation applications.

Condition: excellent (used), For sale: a three-phase motor with a brake, model SEW-Eurodrive RF32DT80K4BMG/HF/TF. The unit is 100% functional, tested, and ready for operation. Before sale, the motor was thoroughly inspected and operates flawlessly. The housing shows normal signs of use and some localized paint chipping, as shown in the pictures. These do not affect the proper operation or technical parameters of the device. Technical data: Manufacturer: SEW-Eurodrive Type: RF32DT80K4BMG/HF/TF Power: 0.55 kW Supply: 3×230/400 V AC, 50 Hz Rotational speed: 1360 rpm Motor torque: 10 Nm Gearbox: RF32 Electromagnetic brake: 230 V AC Rated current: 3.05 A (230 V Δ) / 1.76 A (400 V Y) Power factor (cos φ): 0.77 Protection class: IP54 Hnedpfx Aszna Tkep Het Insulation class: H Operating mode: S1 Weight: 18.57 kg

Condition: new, SEW-Eurodrive S47 DR63S4/BR/ASD1 geared motor SN: 01.3220951801.0003.05 - Hole spacing of the mounting holes: 80x100mm, Ø drive shaft: 25mm, unused, in original opened packaging Hnjdpfx Apor Hknao Het

Condition: ready for operation (used), 15 electric motors from various manufacturers are offered. 1) 2 × SEW-Eurodrive R73 DT90L-4, power: 1.5kW. 2) Eurodrive AB R60 DT80K4/2B, power: 0.4/0.63kW. 3) Elektrim SF90S4, power: 1.1kW, weight: 125kg. 4) AEG. 5) Carl Bockwoldt CD2-71N/4D, power: 0.37kW. 6) K. W. Müller RD0KL 44U/max110KP, power: 0.09kW. 7) EMC Eldro ED30/5. 8) ZET DR 1.5/4-90L, power: 1.5kW. 9) Eberhard Bauer D143/146K. 10) Groschopp DM80-60, power: 4kW. 11) Flender Himmel SP0-G63/L, power: 0.18kW. 12) BBC QU X160 M2 BG, power: 15kW. 13) ATB Antriebstechnik A160L/4E-21, power: 15kW. 14) Georgii-Kobold KLB424V, power: 0.10kW. Inspection is possible by prior arrangement. Hjdpfjzp U Tzjx Ap Hsnt

Condition: like new (used), Year of construction: 2022, power: 2.2 kW (2.99 HP), SEW Eurodrive KH77 DRN90L4/BE2/DI/DFC/IV Manufacturer: SEW Eurodrive Type: KH77 DRN90L4/BE2/DI/DFC/IV Serial Number: 01.8125801513.0001.22 Technical Data Decentralized Inverter: DFC20A-0055-503-A-T00-001/B Motor Speed [rpm]: 2900 Output Speed [rpm]: 33 - 1.6 Total Gear Ratio [i]: 88.97 Max. Torque [Nm]: 1,550 Output Torque [Nm]: 645 Service Factor SEW-FB: 2.40 Design: IM M1A ISO Designation: CLP 220 Lubricant Type: Mineral Oil Lubricant Quantity [l]: 2.10 Motor Power [kW]: 2.2 / 0.11 Motor Rated Power [kW]: 1,500 Motor Frequency [Hz]: 100 Mains Rated Frequency [Hz]: 50-60 +/- 5% Supply Voltage [V]: 3x AC 380 -5% to AC 500 +10% Mains Rated Current [A]: 5.00 Output Rated Current [A]: 5.5 Duty Cycle S1-S10: S1 Adjustment Range (VT): 1:20 Motor Voltage [V] / Switching Mode: 230 Delta Motor Mains Frequency [Hz]: 50 cos phi: 0.74 Insulation Class [°C] / Protection Class [IP]: 155(F) / 54 International Efficiency Class: IE3 Motor Mains Efficiency [%]: 85.6 Efficiency at 50/75% Pn [%]: 84.6 / 86.1 Ambient Temperature Min. [°C]: -20 Ambient Temperature Max. [°C]: 40 Brake Voltage [V] / Brake Torque [Nm]: 400 AC / 10 Brake Rectifier: none Nameplate: German Weight: 78.00 kg SEW Eurodrive Gear Motors – Various Types Immediately Available Several high-quality gear motors from the manufacturer SEW-EURODRIVE are available for sale in various sizes and designs. These drives are ideally suited for use in machinery and plant engineering, in material handling technology, and for numerous industrial applications. Available Types: 1. SEW KH107/T DRN132S4/BE11HR/ASE1/TF Motor Speed: 1,461 / 12 rpm Total Gear Ratio: i = 121.46 Max. Permissible Torque (Ma max): 8,000 Nm Output Torque: 4,370 Nm Hodozrdg Nopfx Ap Hent 2. SEW KH77 DRN90L4/BE2/DI/DFC/IV Including Decentralized Inverter: DFC20A-0055-503-A-T00-001/B Motor Speed: 2,900 rpm Output Speed: 33 – 1.6 rpm Total Gear Ratio: i = 88.97 Max. Permissible Torque (Ma max): 1,550 Nm Output Torque: 645 Nm 3. SEW KH67/T DRN90L4/BE2/ASB1/Z Speed: 1,461 / 26 rpm Total Gear Ratio: i = 57.28 Max. Permissible Torque (Ma max): 820 Nm Output Torque: 560 Nm 4. SEW K57 DRN80MK4/BE1/ASB1/Z Speed: 1,435 / 13 rpm Total Gear Ratio: i = 108.29 Max. Permissible Torque (Ma max): 600 Nm Output Torque: 395 Nm 5. SEW KH37 DRN71M4/BE05/DI/DFC/IV Including Decentralized Inverter: DFC20A-0020-503-A-T00-001/B Motor Speed: 2,900 rpm Output Speed: 30 – 1.5 rpm Total Gear Ratio: i = 97.81 Max. Permissible Torque (Ma max): 200 Nm Output Torque: 177 Nm General Information Manufacturer: SEW-EURODRIVE Robust Industrial Quality Various Power and Torque Ranges Available Partially with Integrated Decentralized Frequency Inverter (DFC) Ideal as a Replacement Drive or for New Projects

Condition: used, SEW Eurodrive CFM90L/BR/TF/AK1H/SB60 Synchronous Servo Motor with Brake Quantity: 2 units available Hnodpfjzxrnhox Ap Hst Manufacturer: SEW-EURODRIVE Type: CFM90L/BR/TF/AK1H/SB60 Motor Type: Synchronous Servo Motor Series: CFM90L Brake: BR Temperature Sensor: TF Encoder: AK1H Connector: SB60

Condition: ready for operation (used), SEW Eurodrive S62DT100LS-4BM/HR/TH/Z geared motor with brake SN: 010259205.9.03.03021,used, good condition, 100% functional, scope of delivery as per photos ATTENTION: Please inquire for charges for packing and transport separately! ATTENTION: Please enquire for charges for packing and transport separately! Hnedpjudqtrefx Ap Hst

Condition: like new (used), Year of construction: 2022, functionality: fully functional, power: 5.5 kW (7.48 HP), overall weight: 347 kg, torque: 8,000 Nm, SEW Eurodrive KH107/T DRN132S4/BE11HR/ASE1/TF Manufacturer: SEW Eurodrive Type: KH107/T DRN132S4/BE11HR/ASE1/TF Serial Number: 01.8125801502.0001.22 Technical Data Speed [rpm] 1461 / 12 Total gear ratio [i] 121.46 Max. torque [Nm] 8,000 Output torque [Nm] 4370 SEW service factor 1.85 Mounting position IM M4B ISO designation CLP 220 Lubricant type Mineral oil Lubricant quantity [l] 31.50 Motor power [kW] 5.5 Motor frequency [Hz] 50 Duty cycle S1-S10 S1 Motor voltage [V] / Switching method 230/400 Delta/Star Rated current [A] 18.20 / 10.50 cos phi 0.84 Thermal class [°C]/Protection class [IP] 155(F) / 54 International efficiency class IE3 Efficiency (100% Pn) [%] 89.6 Efficiency at 50/75/100% Pn [%] 90.6 / 90.6 / 89.6 Ambient temperature min. [°C] -20 Ambient temperature max. [°C] 40 Brake voltage [V] / Brake torque [Nm] 400 AC / 80 Brake rectifier TS BGE1.5 Nameplate: German Weight 347.00 kg SEW Eurodrive gear motors – various types immediately available Several high-quality gear motors from the manufacturer SEW-EURODRIVE are available for sale in various sizes and designs. These drives are ideal for use in machinery and plant engineering, in conveyor technology, and for numerous industrial applications. Available types 1. SEW KH107/T DRN132S4/BE11HR/ASE1/TF Motor speed: 1,461 / 12 rpm Total gear ratio: i = 121.46 Max. permissible torque (Ma max): 8,000 Nm Output torque: 4,370 Nm 2. SEW KH77 DRN90L4/BE2/DI/DFC/IV Incl. decentralized inverter: DFC20A-0055-503-A-T00-001/B Drive speed: 2,900 rpm Output speed: 33 – 1.6 rpm Hnedpfszrbgmex Ap Hjt Total gear ratio: i = 88.97 Max. permissible torque (Ma max): 1,550 Nm Output torque: 645 Nm 3. SEW KH67/T DRN90L4/BE2/ASB1/Z Speed: 1,461 / 26 rpm Total gear ratio: i = 57.28 Max. permissible torque (Ma max): 820 Nm Output torque: 560 Nm 4. SEW K57 DRN80MK4/BE1/ASB1/Z Speed: 1,435 / 13 rpm Total gear ratio: i = 108.29 Max. permissible torque (Ma max): 600 Nm Output torque: 395 Nm 5. SEW KH37 DRN71M4/BE05/DI/DFC/IV Incl. decentralized inverter: DFC20A-0020-503-A-T00-001/B Drive speed: 2,900 rpm Output speed: 30 – 1.5 rpm Total gear ratio: i = 97.81 Max. permissible torque (Ma max): 200 Nm Output torque: 177 Nm General information Manufacturer: SEW-EURODRIVE Robust industrial quality Various power and torque ranges available Some with integrated decentralized frequency converter (DFC) Ideal as a replacement drive or for new projects If you are interested, we will gladly send you further information, photos or the nameplates of the individual drives. An inspection can also be arranged upon request.